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Running Bash commands in Python
...A common mistake is to use shell=True and then still pass Python a list of tokens, or vice versa. This happens to work in some cases, but is really ill-defined and could break in interesting ways.
# XXX AVOID THIS BUG
buggy = subprocess.run('dig +short stackoverflow.com')
# XXX AVOID THIS BUG TOO
...
What exactly does stringstream do?
...ic and int, blank delimited in mystr.
You then tried to convert the first token (blank delimited) into an int.
The first token was RS which failed to convert to int, leaving a zero for myprice, and we all know what zero times anything yields.
When you only entered int values the second time, ever...
What are the differences between “=” and “
...d about so far.
The second meaning isn’t an operator but rather a syntax token that signals named argument passing in a function call. Unlike the = operator it performs no action at runtime, it merely changes the way an expression is parsed.
Let’s see.
In any piece of code of the general form...
Verifying signed git commits?
...
These are several similar status codes:
- TRUST_UNDEFINED <error_token>
- TRUST_NEVER <error_token>
- TRUST_MARGINAL [0 [<validation_model>]]
- TRUST_FULLY [0 [<validation_model>]]
- TRUST_ULTIMATE [0 [<validation_model>]]
For good signatur...
How do I pull my project from github?
...
First, you'll need to tell git about yourself. Get your username and token together from your settings page.
Then run:
git config --global github.user YOUR_USERNAME
git config --global github.token YOURTOKEN
You will need to generate a new key if you don't have a back-up of your key.
Th...
What’s the best RESTful method to return total number of items in an object?
...we should use headers to transmit other informations like total, next page token and previous page token. I never tried it and I need advice from other developers.
– Loenix
Oct 24 '16 at 6:55
...
What are all the common undefined behaviours that a C++ programmer should know about? [closed]
...ide of a function-like macro definition
Dynamically generating the defined token in a #if expression
To be classified
Calling exit during the destruction of a program with static storage duration
share
...
What is the overhead of creating a new HttpClient per call in a WebAPI client?
... new HttpClientHandler(); //never dispose this
HttpClient GetClient(string token)
{
//client code can dispose these HttpClient instances
return new HttpClient(_sharedHandler, disposeHandler: false)
{
DefaultRequestHeaders =
{
Authorization = new Authen...
Push Notifications in Android Platform
... step by step complete tutorial
Code snip to get Registration ID (Device Token for Push Notification).
Configure project for GCM
Update AndroidManifest file
For enable GCM in our project we need to add few permission in our manifest file
Go to AndroidManifest.xml and add below code
Add Permission...
AngularJS: Injecting service into a HTTP interceptor (Circular dependency)
... } else {
//add session_id as a bearer token in header of all outgoing HTTP requests.
var currentUser = AuthService.getCurrentUser();
if (currentUser !== null) {
var sessionId = AuthServic...